Exercise 8; Animal Kingdom & Sponges
Flatworm
Bilateral
Human
Bilateral
Insect
Bilateral
Mollusca
Bivalves, Gastropods, Cephalopods
Arthropoda
Insects
Sponge
No symmetry
Define cephalization
The development of the head
Name the bones that form the dorsal, medial, longitudinal axis of the skeleton
Vertebrae
What does sessile mean?
does not move on its own
What is the difference between a pseudocoelomic cavity and a coelomic cavity?
not completely lined with mesoderm; lined with mesoderm
Humans have set of three fused caudal vertebrae-these vertebrae are commonly known as the _____
sacrum
Name a bone located proximally to the elbow joint.
Humerus
Name a diploblastic organism you examined today
Hydra
List the characteristics of organisms belonging to kingdom Animalia
-Heterotrophic -No cell wall -Most of them are motile
Grantia spicules are composed of what substance?
Calcite
Name a bone that is transversely oriented
Clavical or ribs
Amoebocytes
Digestion
Chordata
Dog
Annelida
Earthworm
List the three germ layers that develop in a bilaterally symmetrical animal.
Ectoderm, mesoderm, endoderm
Name the bone which articulates laterally with the pelvic girdle
Femur
Name the bone with articulates laterally with the pelvic girlde
Femur
Platyhelminthes
Flatworms
Compare the texture of a bath sponge to a glass sponge
Glass sponge is more coarse & sharp
Porocytes
Make the pores
Name the bones distal to the carpals.
Metacarpals & Phalanges
Choanocytes
Moving the water through
Water leaves the sponge through what opening?
Osculum
Name a triploblastic organism you examined today
Planaria
Jellyfish
Radial
Nematoda
Roundworms
In the space below, list the bones of the upper limb in order beginning with the most proximal bone first
Scapula, Humerus, Radius&Ulna, Carpals, Metacarpals, Phalanges
Cindaria
Sea Anemones & Jellyfish
What type of spicules are found in a glass sponge?
Silica
Porifera
Sponges
Echinodermata
Starfish
How do sponges obtain nutrients?
they filter the water when it comes through
